○Shun Abe1, Taro Inoue1, Hiroshi Takihara1, Akihiro Nakamura1, Eiji Tsubouchi1, Shinichi Baba1, Shinsuke Hiramatsu1, Tomoatsu Yoshihara1, Tasuke Tanaka1, Kou Matsuura1, Takashi Toyonaga2, Wataru Ono1, Chie Ueda1, Toshihiro Nakano1
(1.Dept. of Gastroenterology Kishiwadatokushukai Hospital, Osaka, Japan, 2.Koubedaigaku)
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